Process of making a fire-extinguishing compound.



like, not @2 1 extingiiishss the firs but preihe compcuzid is vola'iiiized.

EZI'WAE filed. December 3, 19 1 pecification cf Letters .raten't.

i EAVL'BSC'H, EH5 NEW "YORK, N. '55., ASSIGNQR T0 YREHE MANUFACTURING MAKING A FIRE-EXTINGUISHING CG'MEGUND.

Serial s0. 32mm and. this applicatizi Serial 1%. as 939.

To all whom z 572 01g 3011 cam Be ii known that I, EDWARD M. DAVIE)- SON, izsii of Has United States, and iesident of he city, cauiity, and; Siaie 0f Esw York, h vs in'venisfi in Improvement. a Fire-Ext? iiishing the foilsmmg is a s )ecificsiimi.

This in'vention rels is a prscess of making :1 fire esiinguisr csxiipounci hm ing' novel qualities which render it extremely sifieiem in extinguishiii any 0rdinary fires and miss results in the production of a compound which will successfully er;- tingnish other estreinsiy he's 0r refggciory fires, either flaming 01- smoldering res- SO11 of its penulisr pmpeities of establish ing over the burning material a heavy, c0- hering, fingering and psnefruti blanket 'of dry combu tiara arresting which s1 fectusliy smothers and sxtinguishes the.

A. further objsct 0f the invention is is provide :1 process of niakiiig an electrically i oii-conduci'ing fiZQ ermnguishing compound which pbssesses all of the novei anci pacifiizu' pi'ogerues above set out and in ail-1 11* U011 may be used on slecinical cumpeund is itself non-conductsr and when voistiiized by the heat the throws clown a thick, gummy anti eiectrh sally notconducting deposit, s 1 is when the is caused by a short circuit or the vents the re istabiish'msnt 0f arc.

' This application i." a (livisisn my sp' piicntioiz fair 11 compound, filed April 5 1910, SET. 2%.

The piflcess 0f making this latter cs5!- prmnci is t0 that for mskifg fsrmei' consistliig 21 he :1 dihon QB!- tam ei'ifsisnts Wh ch :0 the BlECt'ZJ' & se-

sistanesbf compound and muss the 101"? conducting fiepssit to be thrown down when,

The iiiipim ed compound, in its preferred form, has for its main ingredient a stance iiks carbon tetrachlorici, which volatemperaturssencountered in fires is be XL-,.TigfliShd, mducing large volumes of 3. 33?" penetra gas. This caib' aatmcislorid contains ammonia gas and car dioxid. being employed is farm a saturates pheric pressure. The liquid compaumi also uiukion at 01' very siightl -z a baivs atmoscont-ains when desired an electrically 1mm thrown down 021 thick, gummy a deposit.

iecxricaliy nonconducting Ehis compsuzii; may bQ'fOIIHQd by taking quantity or csikerz tetrachlorid and add;

ing L}% by volume 0f oil of amber and tbs same quant ty 0: mtmbsnzoi, then passing by ioEum-e ofanhydrous ammonia gas I into 'h' zis selii'zion amiss pressure, asiiating the s01uti0n sssiiig apprssimstely if the saint-i011 11216.91" 'E:

pressure campieie she nical rsactimi which the siigiziai ingredients am entirely tziis 'igedz P P u, 11. u W ins 1 1 Q-MZUH 0i me soimion may be ac omphshs-ci introducing 321s Lind-s1 :pressurs sufficient t0 aiise template mixing of she iiiysdisz cient, any ether s11 played, such as iin iti V gradients harem. s6; 8H3} as iiiusinitivs f v.

preferi'sci it may be this is net suiliumlsrsi-ood Applicant specific inemboxiixnesi: his invention, 85

pessisie is substitute other iagredisn cs or: '0 'i'iie @9111 Quad define-:3.

QXk ilrgsisiiing 110105;?sting: 'tsizin a quantity 00.56031 i t'rsciiisiti s i M an? yrmis imis same under pressure :hs ssiuii m, than passing a flf di'aus carbon izi oxi into the solutisn 111g fin pmizici cen zstiii" .52 I w tisn m can vi m-snisf Essie pressurs, ans 351.83.1

unis-232,01 and aefivtitiag tie solution then passing 2.1111 d i ous' earfien dioxii igx to the solution under pressure, and again agitating the solution.

3. The pxpcess of making a fire ext-inguishing' compound consisting in takinga quazltity of. carbon tetrachlorld and paszzmg anhydmus ammema gas m'w the same 1111- d r pressure, agitating the solution, satt'i- 

